Base | Representation |
---|---|
bin | 10011000010010111… |
… | …10100000001011011 |
3 | 222101021112012011221 |
4 | 21201023310001123 |
5 | 131412411434321 |
6 | 4410055032511 |
7 | 511162101250 |
oct | 114113640133 |
9 | 28337465157 |
10 | 10220421211 |
11 | 4375185800 |
12 | 1b9296b737 |
13 | c6b574820 |
14 | 6cd53d427 |
15 | 3ec3ece41 |
hex | 2612f405b |
10220421211 has 48 divisors (see below), whose sum is σ = 13857808384. Its totient is φ = 7334712000.
The previous prime is 10220421203. The next prime is 10220421221. The reversal of 10220421211 is 11212402201.
It is not a de Polignac number, because 10220421211 - 23 = 10220421203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10220421221) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6947206 + ... + 6948676.
Almost surely, 210220421211 is an apocalyptic number.
10220421211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10220421211 is a deficient number, since it is larger than the sum of its proper divisors (3637387173).
10220421211 is a wasteful number, since it uses less digits than its factorization.
10220421211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2144 (or 2133 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 10220421211 its reverse (11212402201), we get a palindrome (21432823412).
The spelling of 10220421211 in words is "ten billion, two hundred twenty million, four hundred twenty-one thousand, two hundred eleven".
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